155807984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{314129}}^1$

素因数の和:314168

約数の個数: 20

約数和(自身を含む): 311616960

約数和(自身を除く): 155808976

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 314129, 628258, 1256516, 2513032, 5026064, 9737999, 19475998, 38951996, 77903992, 155807984]

約数ペア:

[(1, 155807984), (2, 77903992), (4, 38951996), (8, 19475998), (16, 9737999), (31, 5026064), (62, 2513032), (124, 1256516), (248, 628258), (496, 314129)]